If the Population Mean Is Assumed to Be 20 and the Sample

question 25

Multiple Choice

If the population mean is assumed to be 20 and the sample standard deviation is 5,a score of 15 would have a Z-value of approximately:

• A)+1.00
• B)-7.00
• C)-1.00
• D)+5.00

---

Definitions:

Childhood Illnesses

Diseases and health conditions that primarily affect children, such as measles, chickenpox, and mumps.

White Settlers

Individuals of European descent who established communities in territories not previously inhabited by them, often in the context of historical expansion.

Late Nineteenth Century

A period typically referring to the years between 1870 and 1900, characterized by significant industrial, technological, and sociopolitical changes.

Formal Training Programs

Structured educational or skill development courses provided by organizations or institutions.